Stomach and Duodenum
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Stomach and Duodenum conditions
Acute GastritisAcute Gastritis is inflammation of the stomach lining caused by irritants like NSAIDs, alcohol, or infection, leading to abdominal pain, nausea, and possible bleeding.Adenocarcinoma (Gastric)Adenocarcinoma of the stomach is a malignant tumor arising from gastric mucosa, often linked to chronic Helicobacter pylori infection and intestinal metaplasia.Chronic Gastritis (Autoimmune)Chronic Gastritis Autoimmune involves immune-mediated destruction of gastric parietal cells causing atrophic gastritis, pernicious anemia, and elevated intrinsic factor antibodies.Chronic Gastritis (H pylori)Chronic Gastritis caused by H pylori involves mucosal inflammation leading to increased risk of peptic ulcers and is diagnosed by urease testing or biopsy.Duodenal UlcerDuodenal ulcer is a break in the duodenal lining caused by Helicobacter pylori infection or NSAID use, leading to epigastric pain and possible bleeding.Gastrointestinal Stromal Tumor (GIST)Gastrointestinal stromal tumor (GIST) is a mesenchymal tumor of the GI tract often driven by KIT mutations and diagnosed by CD117 immunohistochemical staining.Lymphoma (Gastric)Gastric lymphoma is a malignancy of stomach lymphoid tissue often linked to Helicobacter pylori infection and presents with abdominal pain and weight loss.Ménétrier DiseaseMénétrier Disease is a rare gastric disorder characterized by enlarged gastric folds, excessive mucus production, protein loss, and increased risk of gastric cancer.Ulcer Complications (Hemorrhage, Gastric)Ulcer complications hemorrhage gastric involves bleeding from a gastric ulcer due to mucosal erosion, often presenting with hematemesis and melena requiring prompt diagnosis and management.Ulcer Complications (Obstruction, Duodenal)Ulcer complications obstruction duodenal involves narrowing of the duodenum caused by chronic peptic ulcers leading to vomiting, abdominal pain, and gastric outlet obstruction.Ulcer Complications (Perforation, Duodenal)Ulcer complications perforation duodenal involves a hole in the duodenal wall caused by untreated peptic ulcers, leading to severe abdominal pain and peritonitis.